mp2i-info/tp7/exo1.c
2025-12-16 15:58:30 +01:00

47 lines
1.0 KiB
C

#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
struct t_r_i {
int taille;
int capacite;
int *donnees;
};
typedef struct t_r_i itr;
itr creer_itr(int capacite) {
int c = 1;
while (capacite) {
c *= 2;
capacite /= 2;
}
itr t;
t.taille = 0;
t.capacite = c;
t.donnees = malloc(c * sizeof(int));
return t;
}
int taille_itr(itr t) { return t.taille; }
int acces_itr(itr t, int i) { return t.donnees[i]; }
void modif_itr(itr t, int i, int x) { t.donnees[i] = x; }
void append_itr(itr *t, int x) {
if (t->taille + 1 <= t->capacite) {
t->donnees[t->taille] = x;
} else {
int c = t->capacite * 2;
int *t2 = malloc(c * sizeof(int));
for (int i = 0; i < t->taille; i += 1) {
t2[i] = t->donnees[i];
}
t2[t->taille] = x;
free(t->donnees);
t->donnees = t2;
}
}
int pop_itr(itr *t) {
t->taille = t->taille - 1;
return t->donnees[t->taille];
}
// let's goooooooooo maxime primeeeeeeeee